<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>

<body>
    <div id="app">
        <h2>插值语法：{{keyword}}</h2>

        <h3>双向绑定</h3>
    </div>
    <script src="../vue.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/axios/dist/axios.min.js"></script>
    <script>
        new Vue({
            el: '#app',
            data: {
                keyword: 'vue hello'
            }
        })
    </script>
</body>

</html>